Introduction: This article is a submission from the adorable Nannan♂ of 【DianDian GIS】, which has been sitting with me for half a month. If I don’t publish it soon, he might kill me. So without further ado, here is his article~ The original intention of writing this article was that manual clipping was too exhausting … Read more
It was a memorable Friday evening when I attempted to process five million GPS records of taxis in New York City using GeoPandas, and my 16GB RAM MacBook Pro began to roar like a helicopter taking off. This wasn’t my first time encountering issues during geospatial analysis, but watching the Jupyter kernel crash repeatedly made … Read more
Are you often confused by the variety of file extensions in ArcMap, constantly screaming “Who am I? Where am I? What am I doing?” Good news for everyone, Renowned Instructor Yan Lei from Zhongke Dixin brings you the most detailed analysis of ArcMap suffixes, be sure to bookmark it! 01 .SHP Shapefile file extension, currently … Read more
The vehicle real-time dispatch management system is a comprehensive vehicle management platform that integrates unified vehicle supervision, unified dispatching, lean production, safe operation, and decision support. The system is based on the effective integration and application of technologies such as satellite positioning technology (Beidou/GPS), geographic information systems (GIS), and mobile communication technologies (2G/3G/4G), achieving real-time … Read more
Shapefile and File Geodatabase (GDB) are two commonly used spatial data formats in ArcGIS, each with its own characteristics and advantages. The following are the main differences between these two formats: Storage Capacity: Shapefile: The maximum size of a single shapefile is 2GB. File Geodatabase: A single file geodatabase can store up to 1TB of … Read more